A075681 - cp's OEIS frontend

A075681 a(n) = (n-1)*(n-2)^3 - A003878(n-3), with a(1) = a(2) = 0 and a(3) = 2.

n	a(n)
1	0
2	0
3	2
4	21
5	60
6	121
7	207
8	321
9	466
10	645
11	861
12	1117
13	1416
14	1761
15	2155
16	2601
17	3102
18	3661
19	4281
20	4965
21	5716
22	6537
23	7431
24	8401
25	9450
26	10581
27	11797
28	13101
29	14496
30	15985
31	17571
32	19257
33	21046
34	22941
35	24945
36	27061
37	29292
38	31641
39	34111
40	36705

[0, 0, 2, 21, 60, 121, 207, 321, 466, 645, 861, 1117, 1416, 1761, 2155, 2601, 3102, 3661, 4281, 4965, 5716, 6537, 7431, 8401, 9450, 10581, 11797, 13101, 14496, 15985, 17571, 19257, 21046, 22941, 24945, 27061, 29292, 31641, 34111, 36705]

cp's OEIS Frontend

A075681 a(n) = (n-1)*(n-2)^3 - A003878(n-3), with a(1) = a(2) = 0 and a(3) = 2.

Table of values

List of values